7 of 53
January 19, 2006
IDT 79RC32435
GPIO[4]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: MADDR[22]
Alternate function: Memory and peripheral bus address.
GPIO[5]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: MADDR[23]
Alternate function: Memory and peripheral bus address.
GPIO[6]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: MADDR[24]
Alternate function: Memory and peripheral bus address.
The value of this pin may be used as a counter timer clock input (see Counter
Timer Clock Select Register in Chapter 14, Counter/Timers, of the RC32435
User Manual).
GPIO[7]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: MADDR[25]
Alternate function: Memory and peripheral bus address.
The value of this pin may be used as a counter timer clock input (see Counter
Timer Clock Select Register in Chapter 14, Counter/Timers, of the RC32435
User Manual).
GPIO[8]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: CPU
Alternate function: CPU or DMA debug output pin.
GPIO[9]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PCIREQN[4]
Alternate function: PCI Request 4.
GPIO[10]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PCIGNTN[4]
Alternate function: PCI Grant 4.
GPIO[11]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PCIREQN[5]
Alternate function: PCI Request 5.
GPIO[12]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PCIGNTN[5]
Alternate function: PCI Grant 5.
GPIO[13]
I/O
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PCIMUINTN
Alternate function: PCI Messaging unit interrupt output.
SPI Interface
SCK
I/O
Serial Clock
. This signal is used as the serial clock output. This pin may be
used as a bit input/output port.
S ignal
Type
Name/Desc ription
Table 1 Pin Description (Part 4 of 6)